the.com/maintain
Holding something steady is its own quiet, relentless full-time job.
means To keep something in its existing state or working order, or to firmly assert that something is true.
from From Latin manu tenere, to hold in the hand, via Old French maintenir — a literal grip that became a figurative commitment.
Two meaningsKeep something going, or insist something is so.
Hidden handThe word literally means holding in your hand.
MaintenanceThe noun is the cost of staying still.